Pakpahan, Maridup Samosir, author
Universitas Indonesia, 1997
UI - Skripsi (Membership)
Artikel Jurnal
Arniati Prasedyawati Herkusumo, author
1992
UI - Tesis (Membership)
Isbandi Rukminto Adi, author
[publisher not identified], [date of publication not identified]
Buku Teks
Artikel Jurnal